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HomeJobsLocationsUnited Kingdom

Systems Administrator Jobs in United Kingdom

18 open positions
18 jobs
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Showing 18 of 18 jobs
AbtraceAbtrace·United KingdomUnited Kingdom·On-site

Systems Administrator

23
Lowest

Abtrace is tackling one of the hardest problems in healthcare: helping primary care deliver proactive, preventative care at scale. Based in Paddington, London, our team of doctors, researchers, engineers and data scientists builds clinical algorithms that continuously scan patient records to detect

Systems AdministratorInfrastructure & CloudFull-TimeMid
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3 0 0 1mo ago
Abtrace
Abtrace·United KingdomUnited Kingdom

Systems Administrator

Systems AdministratorInfrastructure & CloudFull-TimeMid
23
Lowest
1mo ago
3 views0 saves 0 applied

Abtrace is tackling one of the hardest problems in healthcare: helping primary care deliver proactive, preventative care at scale. Based in Paddington, London, our team of doctors, researchers, engineers and data scientists builds clinical algorithms that continuously scan patient records to detect

See 2 similar
Quick Apply
Details
3 views0 saves0 applied
1mo ago
Intelligent Technical SolutionsIntelligent Technical Solutions·United KingdomRemote · open to United Kingdom

System Administrator I (Remote)

From $8.44/hour
58
Med

Job Description Join Intelligent Technical Solutions, a dynamic and growing company, as our System Administrator. We're looking for a collaborative problem-solver with excellent customer service skills and a detail-oriented mindset. In this role, you'll be pivotal in providing remote IT support, ens

Systems AdministratorInfrastructure & CloudMid
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4 0 0↻ Repost 8d ago
Intelligent Technical Solutions
Intelligent Technical Solutions·United KingdomRemote · open to United Kingdom

System Administrator I (Remote)

Systems AdministratorInfrastructure & CloudMid
From $8.44
/hour
58
Med
8d ago
4 views0 saves 0 applied↻ Repost

Job Description Join Intelligent Technical Solutions, a dynamic and growing company, as our System Administrator. We're looking for a collaborative problem-solver with excellent customer service skills and a detail-oriented mindset. In this role, you'll be pivotal in providing remote IT support, ens

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Quick Apply
Details
4 views0 saves0 applied↻ Repost
8d ago
gardinergardiner·United KingdomUnited Kingdom·On-site

IT- Microsoft 365 & Systems Administrator

55
Med

Why G&T? Gardiner & Theobald is an independent construction and property consultancy committed to providing world class service to our clients. Our dedicated team of over 1,300 people delivers Cost Management, Project Management and Specialist Consultancy services from a network of UK and US offices

Systems AdministratorInfrastructure & CloudFull TimeMid
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2 0 0 ~2d ago
gardiner
gardiner·United KingdomUnited Kingdom

IT- Microsoft 365 & Systems Administrator

Systems AdministratorInfrastructure & CloudFull TimeMid
55
Med
~2d ago
2 views0 saves 0 applied

Why G&T? Gardiner & Theobald is an independent construction and property consultancy committed to providing world class service to our clients. Our dedicated team of over 1,300 people delivers Cost Management, Project Management and Specialist Consultancy services from a network of UK and US offices

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Quick Apply
Details
2 views0 saves0 applied
~2d ago
DoiTDoiT·United KingdomRemote · open to United Kingdom

Enterprise Systems Administrator

35
Lowest

Location Our GTM Systems Engineer will be an integral part of our Enterprise Systems team. This role is based remotely as a full-time employee in the UK, Ireland, Estonia, the Netherlands, or Sweden. We are also open to contractors in Eastern Europe and Portugal. The OpportunityWe're looking for an

Systems AdministratorInfrastructure & CloudMid
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7 0 0 16d ago
DoiT
DoiT·United KingdomRemote · open to United Kingdom

Enterprise Systems Administrator

Systems AdministratorInfrastructure & CloudMid
35
Lowest
16d ago
7 views0 saves 0 applied

Location Our GTM Systems Engineer will be an integral part of our Enterprise Systems team. This role is based remotely as a full-time employee in the UK, Ireland, Estonia, the Netherlands, or Sweden. We are also open to contractors in Eastern Europe and Portugal. The OpportunityWe're looking for an

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Details
7 views0 saves0 applied
16d ago
DoiTDoiT·United KingdomRemote · open to United Kingdom

Enterprise Systems Administrator, Bulgaria (Remote)

35
Lowest

Location Our GTM Systems Engineer will be an integral part of our Enterprise Systems team. This role is based remotely as a full-time employee in the UK, Ireland, Estonia, the Netherlands, or Sweden. We are also open to contractors in Eastern Europe and Portugal. The OpportunityWe're looking for an

Systems AdministratorInfrastructure & CloudMid
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8 0 0 16d ago
DoiT
DoiT·United KingdomRemote · open to United Kingdom

Enterprise Systems Administrator, Bulgaria (Remote)

Systems AdministratorInfrastructure & CloudMid
35
Lowest
16d ago
8 views0 saves 0 applied

Location Our GTM Systems Engineer will be an integral part of our Enterprise Systems team. This role is based remotely as a full-time employee in the UK, Ireland, Estonia, the Netherlands, or Sweden. We are also open to contractors in Eastern Europe and Portugal. The OpportunityWe're looking for an

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Details
8 views0 saves0 applied
16d ago
DoiTDoiT·United KingdomRemote · open to United Kingdom

Enterprise Systems Administrator, Poland (Remote)

35
Lowest

Location Our GTM Systems Engineer will be an integral part of our Enterprise Systems team. This role is based remotely as a full-time employee in the UK, Ireland, Estonia, the Netherlands, or Sweden. We are also open to contractors in Eastern Europe and Portugal. The OpportunityWe're looking for an

Systems AdministratorInfrastructure & CloudMid
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7 0 0 16d ago
DoiT
DoiT·United KingdomRemote · open to United Kingdom

Enterprise Systems Administrator, Poland (Remote)

Systems AdministratorInfrastructure & CloudMid
35
Lowest
16d ago
7 views0 saves 0 applied

Location Our GTM Systems Engineer will be an integral part of our Enterprise Systems team. This role is based remotely as a full-time employee in the UK, Ireland, Estonia, the Netherlands, or Sweden. We are also open to contractors in Eastern Europe and Portugal. The OpportunityWe're looking for an

See 2 similar
Quick Apply
Details
7 views0 saves0 applied
16d ago
DoiTDoiT·United KingdomUnited Kingdom·Remote · United Kingdom

Enterprise Systems Administrator

37
Lowest

Location Our GTM Systems Engineer will be an integral part of our Enterprise Systems team. This role is based remotely as a full-time employee in the UK, Ireland, Estonia, the Netherlands, or Sweden. We are also open to contractors in Eastern Europe and Portugal. The OpportunityWe're looking for an

Systems AdministratorInfrastructure & CloudMid
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Quick Apply
7 0 0 16d ago
DoiT
DoiT·United KingdomUnited Kingdom·Remote

Enterprise Systems Administrator

Systems AdministratorInfrastructure & CloudMid
37
Lowest
16d ago
7 views0 saves 0 applied

Location Our GTM Systems Engineer will be an integral part of our Enterprise Systems team. This role is based remotely as a full-time employee in the UK, Ireland, Estonia, the Netherlands, or Sweden. We are also open to contractors in Eastern Europe and Portugal. The OpportunityWe're looking for an

See 2 similar
Quick Apply
Details
7 views0 saves0 applied
16d ago
gditgdit·United KingdomRemote · open to United Kingdom

NATO Functional Area Services Systems Administrator

$111k–$150k/year
76
High

Type of Requisition:Regular Clearance Level Must Currently Possess:Secret Clearance Level Must Be Able to Obtain:Secret Public Trust/Other Required:None Job Family:IT Infrastructure and Operations Job Qualifications: Skills:Computer Servers, Integration, VMware vSphere Certifications:None Experience

Systems AdministratorInfrastructure & CloudMid
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Quick Apply
2 0 0 New 1d ago
gdit
gdit·United KingdomRemote · open to United Kingdom

NATO Functional Area Services Systems Administrator

Systems AdministratorInfrastructure & CloudMid
$111k–$150k
/year
76
High
1d ago
2 views0 saves 0 appliedNew

Type of Requisition:Regular Clearance Level Must Currently Possess:Secret Clearance Level Must Be Able to Obtain:Secret Public Trust/Other Required:None Job Family:IT Infrastructure and Operations Job Qualifications: Skills:Computer Servers, Integration, VMware vSphere Certifications:None Experience

See 2 similar
Quick Apply
Details
2 views0 saves0 appliedNew
1d ago
gditgdit·United KingdomRemote · open to United Kingdom

Systems Administrator

$108k–$135k/year
76
High

Type of Requisition:Regular Clearance Level Must Currently Possess:Top Secret/SCI Clearance Level Must Be Able to Obtain:Top Secret SCI + Polygraph Public Trust/Other Required:None Job Family:IT Infrastructure and Operations Job Qualifications: Skills:Storage Management, Unix System Administration,

Systems AdministratorInfrastructure & CloudMid
See 2 similar>
Quick Apply
1 0 0 New 1d ago
gdit
gdit·United KingdomRemote · open to United Kingdom

Systems Administrator

Systems AdministratorInfrastructure & CloudMid
$108k–$135k
/year
76
High
1d ago
1 views0 saves 0 appliedNew

Type of Requisition:Regular Clearance Level Must Currently Possess:Top Secret/SCI Clearance Level Must Be Able to Obtain:Top Secret SCI + Polygraph Public Trust/Other Required:None Job Family:IT Infrastructure and Operations Job Qualifications: Skills:Storage Management, Unix System Administration,

See 2 similar
Quick Apply
Details
1 views0 saves0 appliedNew
1d ago
gditgdit·United KingdomRemote · open to United Kingdom

MTC-K Systems Administrator (IMO/C4ISR) - SECRET Clearance required

$71k–$91k/year
76
High

Type of Requisition:Regular Clearance Level Must Currently Possess:Secret Clearance Level Must Be Able to Obtain:Secret Public Trust/Other Required:None Job Family:IT Infrastructure and Operations Job Qualifications: Skills:Microsoft Office 365, Structured Query Language (SQL), System Administration

Systems AdministratorInfrastructure & CloudMid
See 2 similar>
Quick Apply
3 0 0 5d ago
gdit
gdit·United KingdomRemote · open to United Kingdom

MTC-K Systems Administrator (IMO/C4ISR) - SECRET Clearance required

Systems AdministratorInfrastructure & CloudMid
$71k–$91k
/year
76
High
5d ago
3 views0 saves 0 applied

Type of Requisition:Regular Clearance Level Must Currently Possess:Secret Clearance Level Must Be Able to Obtain:Secret Public Trust/Other Required:None Job Family:IT Infrastructure and Operations Job Qualifications: Skills:Microsoft Office 365, Structured Query Language (SQL), System Administration

See 2 similar
Quick Apply
Details
3 views0 saves0 applied
5d ago
S
Shieldai·United KingdomUnited Kingdom·On-site

Staff Systems Administrator (R5995)

29
Lowest

Shield AI is a venture-backed defense-tech company with the mission of protecting service members and civilians with intelligent systems. Its products include Hivemind autonomy software, V-BAT and X-BAT aircraft, and Aechelon simulation and synthetic reality technologies. With offices and facilities

Systems AdministratorInfrastructure & CloudFull Time EmployeeLead
See 2 similar>
Quick Apply
1 0 0 1mo ago
S
Shieldai·United KingdomUnited Kingdom

Staff Systems Administrator (R5995)

Systems AdministratorInfrastructure & CloudFull Time EmployeeLead
29
Lowest
1mo ago
1 views0 saves 0 applied

Shield AI is a venture-backed defense-tech company with the mission of protecting service members and civilians with intelligent systems. Its products include Hivemind autonomy software, V-BAT and X-BAT aircraft, and Aechelon simulation and synthetic reality technologies. With offices and facilities

See 2 similar
Quick Apply
Details
1 views0 saves0 applied
1mo ago
gditgdit·United KingdomRemote · open to United Kingdom

Systems Administrator

$71k–$83k/year
44
Low

Type of Requisition:Regular Clearance Level Must Currently Possess:Secret Clearance Level Must Be Able to Obtain:Secret Public Trust/Other Required:None Job Family:IT Infrastructure and Operations Job Qualifications: Skills:ACAS, Information Technology (IT) Systems, Systems Administrator, Wireless L

Systems AdministratorInfrastructure & CloudMid
See 2 similar>
Quick Apply
5 0 0 12d ago
gdit
gdit·United KingdomRemote · open to United Kingdom

Systems Administrator

Systems AdministratorInfrastructure & CloudMid
$71k–$83k
/year
44
Low
12d ago
5 views0 saves 0 applied

Type of Requisition:Regular Clearance Level Must Currently Possess:Secret Clearance Level Must Be Able to Obtain:Secret Public Trust/Other Required:None Job Family:IT Infrastructure and Operations Job Qualifications: Skills:ACAS, Information Technology (IT) Systems, Systems Administrator, Wireless L

See 2 similar
Quick Apply
Details
5 views0 saves0 applied
12d ago
S
Shieldai·United KingdomUnited Kingdom·On-site

Senior Systems Administrator (R5064)

29
Lowest

Shield AI is a venture-backed defense-tech company with the mission of protecting service members and civilians with intelligent systems. Its products include Hivemind autonomy software, V-BAT and X-BAT aircraft, and Aechelon simulation and synthetic reality technologies. With offices and facilities

Systems AdministratorInfrastructure & CloudFull Time EmployeeEntry
See 2 similar>
Quick Apply
3 0 0 4mo ago
S
Shieldai·United KingdomUnited Kingdom

Senior Systems Administrator (R5064)

Systems AdministratorInfrastructure & CloudFull Time EmployeeEntry
29
Lowest
4mo ago
3 views0 saves 0 applied

Shield AI is a venture-backed defense-tech company with the mission of protecting service members and civilians with intelligent systems. Its products include Hivemind autonomy software, V-BAT and X-BAT aircraft, and Aechelon simulation and synthetic reality technologies. With offices and facilities

See 2 similar
Quick Apply
Details
3 views0 saves0 applied
4mo ago
gditgdit·United KingdomRemote · open to United Kingdom

Senior Systems Administrator (Australia) - TS/SCI with Polygraph

27
Lowest

Type of Requisition:Regular Clearance Level Must Currently Possess:Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain:Top Secret SCI + Polygraph Public Trust/Other Required:None Job Family:IT Infrastructure and Operations Job Qualifications: Skills:Linux, System Administration, Window

Systems AdministratorInfrastructure & CloudSenior
See 2 similar>
Quick Apply
4 0 0 ~28d ago
gdit
gdit·United KingdomRemote · open to United Kingdom

Senior Systems Administrator (Australia) - TS/SCI with Polygraph

Systems AdministratorInfrastructure & CloudSenior
27
Lowest
~28d ago
4 views0 saves 0 applied

Type of Requisition:Regular Clearance Level Must Currently Possess:Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain:Top Secret SCI + Polygraph Public Trust/Other Required:None Job Family:IT Infrastructure and Operations Job Qualifications: Skills:Linux, System Administration, Window

See 2 similar
Quick Apply
Details
4 views0 saves0 applied
~28d ago
flextronicsflextronics·United KingdomUnited Kingdom·Remote · United Kingdom

PDM/PLM Systems Administrator

21
Lowest

Flex is the diversified manufacturing partner of choice that helps market-leading brands design, build and deliver innovative products that improve the world. A career at Flex offers the opportunity to make a difference and invest in your growth in a respectful, inclusive, and collaborative environm

Systems AdministratorInfrastructure & CloudMid
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Quick Apply
4 0 0 23d ago
flextronics
flextronics·United KingdomUnited Kingdom·Remote

PDM/PLM Systems Administrator

Systems AdministratorInfrastructure & CloudMid
21
Lowest
23d ago
4 views0 saves 0 applied

Flex is the diversified manufacturing partner of choice that helps market-leading brands design, build and deliver innovative products that improve the world. A career at Flex offers the opportunity to make a difference and invest in your growth in a respectful, inclusive, and collaborative environm

See 2 similar
Quick Apply
Details
4 views0 saves0 applied
23d ago
gditgdit·United KingdomRemote · open to United Kingdom

Senior Systems Administrator (Australia) - TS/SCI with Polygraph

27
Lowest

Type of Requisition:Regular Clearance Level Must Currently Possess:Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain:Top Secret SCI + Polygraph Public Trust/Other Required:None Job Family:IT Infrastructure and Operations Job Qualifications: Skills:Active Directory (AD), Linux, Micros

Systems AdministratorInfrastructure & CloudSenior
See 2 similar>
Quick Apply
4 0 0 1mo ago
gdit
gdit·United KingdomRemote · open to United Kingdom

Senior Systems Administrator (Australia) - TS/SCI with Polygraph

Systems AdministratorInfrastructure & CloudSenior
27
Lowest
1mo ago
4 views0 saves 0 applied

Type of Requisition:Regular Clearance Level Must Currently Possess:Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain:Top Secret SCI + Polygraph Public Trust/Other Required:None Job Family:IT Infrastructure and Operations Job Qualifications: Skills:Active Directory (AD), Linux, Micros

See 2 similar
Quick Apply
Details
4 views0 saves0 applied
1mo ago
gditgdit·United KingdomRemote · open to United Kingdom

Network/Systems Administrator

27
Lowest

Type of Requisition:Regular Clearance Level Must Currently Possess:Top Secret/SCI Clearance Level Must Be Able to Obtain:Top Secret/SCI Public Trust/Other Required:None Job Family:IT Infrastructure and Operations Job Qualifications: Skills:Cisco Technologies, Communications Security (COMSEC), IT Tro

Systems AdministratorInfrastructure & CloudMid
See 2 similar>
Quick Apply
3 0 0 1mo ago
gdit
gdit·United KingdomRemote · open to United Kingdom

Network/Systems Administrator

Systems AdministratorInfrastructure & CloudMid
27
Lowest
1mo ago
3 views0 saves 0 applied

Type of Requisition:Regular Clearance Level Must Currently Possess:Top Secret/SCI Clearance Level Must Be Able to Obtain:Top Secret/SCI Public Trust/Other Required:None Job Family:IT Infrastructure and Operations Job Qualifications: Skills:Cisco Technologies, Communications Security (COMSEC), IT Tro

See 2 similar
Quick Apply
Details
3 views0 saves0 applied
1mo ago
J
Jobgether·United KingdomUnited Kingdom·Remote · United Kingdom

System Administrator I

From $8.44/hour
57
Med

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a System Administrator I based in United Kingdom. As a System Administrator I, you will play a key role in delivering reliable, high-quality IT support to clients in a remo

Systems AdministratorInfrastructure & CloudFull-TimeMid
See 2 similar>
Quick Apply
5 0 0 ~8d ago
J
Jobgether·United KingdomUnited Kingdom·Remote

System Administrator I

Systems AdministratorInfrastructure & CloudFull-TimeMid
From $8.44
/hour
57
Med
~8d ago
5 views0 saves 0 applied

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a System Administrator I based in United Kingdom. As a System Administrator I, you will play a key role in delivering reliable, high-quality IT support to clients in a remo

See 2 similar
Quick Apply
Details
5 views0 saves0 applied
~8d ago
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About Systems Administrator jobs in United Kingdom

As of Oct 29, 2026, Jobera lists 17 open Systems Administrator jobs in United Kingdom, collected from employers’ own career sites. 76% of them are fully remote. Most openings are in London.

How many Systems Administrator jobs are open in United Kingdom?

As of Oct 29, 2026, Jobera lists 17 open Systems Administrator jobs in United Kingdom, collected from employers’ own career sites.

Are Systems Administrator jobs in United Kingdom remote?

76% of them are fully remote.

Which companies are hiring for Systems Administrator jobs in United Kingdom?

Employers with the most openings: DoiT, Shieldai and Abtrace.

Where are most Systems Administrator jobs located?

Most openings are in London.